49889172 has 24 divisors (see below), whose sum is σ = 119555296. Its totient is φ = 16180128.

The previous prime is 49889171. The next prime is 49889173. The reversal of 49889172 is 27198894.

It is an interprime number because it is at equal distance from previous prime (49889171) and next prime (49889173).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49889171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55738 + ... + 56625.

Almost surely, 2^49889172 is an apocalyptic number.

It is an amenable number.

49889172 is an abundant number, since it is smaller than the sum of its proper divisors (69666124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49889172 is a wasteful number, since it uses less digits than its factorization.

49889172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112407 (or 112405 counting only the distinct ones).

The product of its digits is 290304, while the sum is 48.

The square root of 49889172 is about 7063.2267413697. The cubic root of 49889172 is about 368.1307526079.

The spelling of 49889172 in words is "forty-nine million, eight hundred eighty-nine thousand, one hundred seventy-two".